Truffle における JS での テスト について

Transcript

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3. X © DMM.com Group 5SV⒐FೖΕͯΈ·͢
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4. X © DMM.com Group $ npm install -g truffle

5. X © DMM.com Group αϯϓϧͱͯ͠
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6. X © DMM.com Group $ truffle unbox metacoin

7. X © DMM.com Group KTͷςετίʔυ
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8. X © DMM.com Group it("should put 10000 MetaCoin in the

   first account", function() { return MetaCoin.deployed().then(function(instance) { return instance.getBalance.call(accounts[0]); }).then(function(balance) { assert.equal(balance.valueOf(), 10000, "10000 wasn't in the first account"); }); }); UFTUNFUBDPJOKT

9. X © DMM.com Group function getBalance(address addr) public view returns(uint)

   { return balances[addr]; } .FUB$PJOTPM

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12. X © DMM.com Group function (balance) { console.log('-----------------------------------'); console.log('▼ getBalanceϝιουͷ໭Γ஋ɿunitܕ

    ▼'); console.log(balance); console.log('-----------------------------------'); console.log('▼ JSͰͷܕ ▼'); console.log(typeof balance); console.log('-----------------------------------'); console.log('▼ valueOf() ͰJSϓϦϛςΟϒܕΛ֬ೝ ▼'); console.log(typeof balance.valueOf()); assert.equal(balance.valueOf(), 10000, "10000 wasn't in the first account”); }); UFTUNFUBDPJOKT

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16. X © DMM.com Group ·ͩ·ͩ
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17. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ 5IBOL
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